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Clouds drift over the coastline outcroppings of Graciosa Island where Atmospheric Radiation Measurement observations were collected for 19 months and used to improve precipitation errors in global climate models.July 2014Science Highlights

ARM Data Help Improve Precipitation in Global Climate Models

Cloud, radiation, and drizzle measurements lead to better simulations. Read More »

Phytoplankton known as coccolithophores bloom in the Barents Sea north of Russia, their scales giving off a bright green glow.July 2014Science Highlights

Genomic Sequence of a Marine Blooming Alga

Genome variability helps explain why Emiliania huxleyi canflourish in diverse ocean habitats. Read More »

Researchers are studying how bacteria transform mercury into a toxic form in the environment that can accumulate in the food web, posing a threat to wildlife and people.July 2014Science Highlights

Multiple Species of Bacteria Convert Elemental Mercury to Toxic Methylmercury

New insights could assist in cleanup of contaminated environments. Read More »

Protein production occurs in two basic steps: transcription and translation.July 2014Science Highlights

Recoding of Bacterial Genome Produces Proteins with New Functions

Altered stop codon allows E. coli strain to incorporate nonstandard amino acids. Read More »

An assessment of the ability of climate models to simulate clouds shows that newer models are better aligning with cloud satellite observations.July 2014Science Highlights

Improved Climate Model Simulations of Clouds

New models show reduction in bias associated with too many highly reflective clouds. Read More »

Researchers are genetically engineering microorganisms to produce high-energy biofuels that can directly replace petroleum in existing engines.July 2014Science Highlights

Higher Yields of Advanced Biofuels from Genetically Engineered Yeast

Strains produce “drop-in” fuels and chemicals derived from fatty acids. Read More »

Researchers have used a global climate model to assess future water demands in the agricultural, energy, industrial, and municipal sectors, concluding that freshwater availability may be insufficient in some regions.July 2014Science Highlights

Long-Term Water Projections and Climate Change

Model scenarios predict increased scarcity in the Middle East and India. Read More »

Research suggests that methane (CH<sub>4</sub>) utilization by the bacterium <em>Methylomicrobium alcaliphilum</em> under low  oxygen (O<sub>2</sub>) conditions may involve switching to a new fermentation-based  mode that leads to the formation of formate, acetate, succinate, lactate,  hydrogen, and hydroxybutyrate as end products.July 2014Science Highlights

New Metabolic Pathway Discovered in Methane-Consuming Bacteria

Opportunities emerge for using microbes to convert the gas to biofuels and other products. Read More »

Cultivated barley is the fourth most abundant crop in the world and a model for plant genetics research.July 2014Science Highlights

Assembling Complex Plant Genomes

New, rapid, and low-cost approach can be applied to many species. Read More »

Researchers are seeking to better predict the impact of ice sheet melting in Greenland under a changing climate.July 2014Science Highlights

Greenland Ice Sheet “Sliding” a Small Contributor to Future Sea-Level Rise

Modeling experiments assess impacts of key melting behavior. Read More »